Akpan, A U, Michael Okpara University of Agriculture, Umudike, Nigeria, Nigeria
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Journal of Sustainable Agriculture and the Environment (JSAE) Vol 16 No 1 (2015): Journal of Sustainable Agriculture and the Environment - Research/Crop & Soil Sciences
Effect of Phosphorus Fertilizer Rates on the Growth and Fresh Pod Yield of Two Vegetable Cowpea Varieties (Vigna unguiculata (l) walp.) In Umudike South Eastern Nigeria.
Abstract